4[4]Sogawa K,Yamada T,Sumida T,et al.Induction of apoptosis and inhibition of DNA topoisomerase-I in K-562 cells by a marine microalgal polysaccharide[J].Life Sci,2000,66(16):227 -231.
5[5]Ken U,Kae Y,Mitsue S.Inhibition of DNA topoisomerases Ⅰ and Ⅱ,and growth inhibition of human cancer cell lines by a marine microalgal polysaccharide[J].Biochem Pharmacol,2003,66 (3):481-487.
7[7]Masahiro M,Takao Y,Mikihiko N,et al.Structural revision of sulfated polysaccharide B-1 isolated from a marine pseudomonas species and its cytotoxic activity against human cancer cell lines[J].Marine Biotechnology,2003,5(1):13-19.
8[8]Melo M R S,Feitosa J P A,Freitas A L P,et al.Isolation and characterization of soluble sulfated polysaccharide from red seaweed Gracilaria cornea[J].Carbohadrate Polymers,2002,49 (2):491 -498.